A generic Episerver page controller with a default view model with generic types

episerver-generic-page-controller.cs

public class DefaultPageController : PageControllerBase<PageTypeBase>
{
    public DefaultPageController(IContentRepository contentRepository) : base(contentRepository)
    {

    }

    public ActionResult Index(PageTypeBase currentPage)
    {
        Type origType = currentPage.GetOriginalType();
        Type vmType = typeof(DefaultPageViewModel<>).MakeGenericType(origType);
        var vm = Activator.CreateInstance(vmType, currentPage);
        return View($"~/Views/Pages/{origType.Name}/Index.cshtml", vm);
    }
}